Home / 33,002.20-45,538.84-18,855.96

Finding the Fourth Proportional to 33,002.20, 45,538.84 and 18,855.96

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Solution

The fourth proportional to 33,002.20, 45,538.84 and 18,855.96 is: 26,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,002.20 : 45,538.84 = 18,855.96 : x
  2. Step 2: Convert to fraction form
    33,002.20/45,538.84 = 18,855.96/x
  3. Step 3: Cross multiply
    33,002.20x = 45,538.84 × 18,855.96
  4. Step 4: Simplify right side
    33,002.20x = 858,678,545.49
  5. Step 5: Solve for x
    x = 858,678,545.49/33,002.20
  6. Step 6: Final answer
    x = 26,018.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.